./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version fca748b1 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19a40150524281b8bb9e92fb59a7b4e4d56a8325f06fd8af53383ba58042671a --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 20:27:52,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 20:27:52,807 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-11-20 20:27:52,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 20:27:52,816 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 20:27:52,857 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 20:27:52,857 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 20:27:52,857 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 20:27:52,858 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 20:27:52,858 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 20:27:52,859 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 20:27:52,859 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 20:27:52,863 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 20:27:52,863 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 20:27:52,863 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 20:27:52,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 20:27:52,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 20:27:52,864 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-20 20:27:52,865 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 20:27:52,865 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 20:27:52,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 20:27:52,867 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 20:27:52,867 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 20:27:52,867 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-20 20:27:52,868 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-20 20:27:52,868 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 20:27:52,868 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 20:27:52,869 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 20:27:52,869 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 20:27:52,869 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 20:27:52,869 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 20:27:52,870 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 20:27:52,870 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 20:27:52,870 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 20:27:52,870 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 20:27:52,871 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-20 20:27:52,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-20 20:27:52,871 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 20:27:52,871 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 20:27:52,872 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 20:27:52,872 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 20:27:52,875 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19a40150524281b8bb9e92fb59a7b4e4d56a8325f06fd8af53383ba58042671a [2024-11-20 20:27:53,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 20:27:53,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 20:27:53,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 20:27:53,191 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 20:27:53,191 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 20:27:53,192 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i [2024-11-20 20:27:54,555 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 20:27:54,912 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 20:27:54,913 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i [2024-11-20 20:27:54,943 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56854f6b7/4763564c3c9c497ab1409d0dfea99024/FLAG100d84147 [2024-11-20 20:27:55,125 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56854f6b7/4763564c3c9c497ab1409d0dfea99024 [2024-11-20 20:27:55,127 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 20:27:55,130 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 20:27:55,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 20:27:55,132 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 20:27:55,145 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 20:27:55,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:27:55" (1/1) ... [2024-11-20 20:27:55,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cfd2898 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:55, skipping insertion in model container [2024-11-20 20:27:55,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:27:55" (1/1) ... [2024-11-20 20:27:55,263 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 20:27:56,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 20:27:56,511 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 20:27:56,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 20:27:57,057 INFO L204 MainTranslator]: Completed translation [2024-11-20 20:27:57,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57 WrapperNode [2024-11-20 20:27:57,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 20:27:57,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 20:27:57,059 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 20:27:57,059 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 20:27:57,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,103 INFO L138 Inliner]: procedures = 935, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-20 20:27:57,106 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 20:27:57,107 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 20:27:57,107 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 20:27:57,107 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 20:27:57,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,118 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,125 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-20 20:27:57,126 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,126 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,134 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 20:27:57,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 20:27:57,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 20:27:57,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 20:27:57,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (1/1) ... [2024-11-20 20:27:57,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 20:27:57,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 20:27:57,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-20 20:27:57,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-20 20:27:57,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 20:27:57,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 20:27:57,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 20:27:57,207 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-20 20:27:57,208 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-20 20:27:57,303 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 20:27:57,305 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 20:27:57,383 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-20 20:27:57,383 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 20:27:57,394 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 20:27:57,394 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-20 20:27:57,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:27:57 BoogieIcfgContainer [2024-11-20 20:27:57,395 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 20:27:57,396 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 20:27:57,397 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 20:27:57,401 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 20:27:57,401 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 08:27:55" (1/3) ... [2024-11-20 20:27:57,402 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@592b4693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:27:57, skipping insertion in model container [2024-11-20 20:27:57,402 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:27:57" (2/3) ... [2024-11-20 20:27:57,403 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@592b4693 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:27:57, skipping insertion in model container [2024-11-20 20:27:57,403 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:27:57" (3/3) ... [2024-11-20 20:27:57,405 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_31_bad.i [2024-11-20 20:27:57,418 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 20:27:57,419 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-20 20:27:57,472 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 20:27:57,476 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@486d58e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 20:27:57,477 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-20 20:27:57,480 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 20:27:57,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-20 20:27:57,486 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 20:27:57,486 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 20:27:57,486 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-20 20:27:57,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 20:27:57,491 INFO L85 PathProgramCache]: Analyzing trace with hash 80251503, now seen corresponding path program 1 times [2024-11-20 20:27:57,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 20:27:57,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001470963] [2024-11-20 20:27:57,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 20:27:57,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 20:27:57,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 20:27:57,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-20 20:27:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 20:27:57,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 20:27:57,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-20 20:27:57,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001470963] [2024-11-20 20:27:57,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001470963] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 20:27:57,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 20:27:57,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-20 20:27:57,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098410968] [2024-11-20 20:27:57,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 20:27:57,696 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-20 20:27:57,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-20 20:27:57,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-20 20:27:57,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 20:27:57,725 INFO L87 Difference]: Start difference. First operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-20 20:27:57,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 20:27:57,736 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2024-11-20 20:27:57,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-20 20:27:57,738 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-11-20 20:27:57,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 20:27:57,743 INFO L225 Difference]: With dead ends: 19 [2024-11-20 20:27:57,744 INFO L226 Difference]: Without dead ends: 11 [2024-11-20 20:27:57,746 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-20 20:27:57,749 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-20 20:27:57,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-20 20:27:57,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-20 20:27:57,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-20 20:27:57,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-20 20:27:57,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-20 20:27:57,776 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-11-20 20:27:57,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 20:27:57,776 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-11-20 20:27:57,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 7.0) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-20 20:27:57,776 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-20 20:27:57,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-20 20:27:57,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 20:27:57,777 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 20:27:57,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-20 20:27:57,778 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-20 20:27:57,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 20:27:57,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1807170657, now seen corresponding path program 1 times [2024-11-20 20:27:57,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-20 20:27:57,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051878500] [2024-11-20 20:27:57,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 20:27:57,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-20 20:27:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-20 20:27:57,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1638480957] [2024-11-20 20:27:57,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 20:27:57,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 20:27:57,801 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 20:27:57,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-20 20:27:57,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-20 20:27:57,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 20:27:57,879 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-20 20:27:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 20:27:57,902 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-20 20:27:57,903 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-20 20:27:57,904 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-20 20:27:57,905 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-20 20:27:57,912 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-20 20:27:58,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-20 20:27:58,109 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-20 20:27:58,125 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-20 20:27:58,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 08:27:58 BoogieIcfgContainer [2024-11-20 20:27:58,128 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-20 20:27:58,129 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-20 20:27:58,129 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-20 20:27:58,129 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-20 20:27:58,130 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:27:57" (3/4) ... [2024-11-20 20:27:58,132 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-20 20:27:58,133 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-20 20:27:58,133 INFO L158 Benchmark]: Toolchain (without parser) took 3003.77ms. Allocated memory was 169.9MB in the beginning and 264.2MB in the end (delta: 94.4MB). Free memory was 93.3MB in the beginning and 128.8MB in the end (delta: -35.4MB). Peak memory consumption was 59.2MB. Max. memory is 16.1GB. [2024-11-20 20:27:58,134 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 169.9MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 20:27:58,134 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1926.54ms. Allocated memory was 169.9MB in the beginning and 264.2MB in the end (delta: 94.4MB). Free memory was 93.1MB in the beginning and 182.2MB in the end (delta: -89.1MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. [2024-11-20 20:27:58,134 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.26ms. Allocated memory is still 264.2MB. Free memory was 182.2MB in the beginning and 178.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-20 20:27:58,135 INFO L158 Benchmark]: Boogie Preprocessor took 30.05ms. Allocated memory is still 264.2MB. Free memory was 178.0MB in the beginning and 175.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-20 20:27:58,135 INFO L158 Benchmark]: RCFGBuilder took 257.65ms. Allocated memory is still 264.2MB. Free memory was 175.9MB in the beginning and 163.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-20 20:27:58,135 INFO L158 Benchmark]: TraceAbstraction took 731.95ms. Allocated memory is still 264.2MB. Free memory was 162.3MB in the beginning and 128.8MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-20 20:27:58,135 INFO L158 Benchmark]: Witness Printer took 3.87ms. Allocated memory is still 264.2MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 20:27:58,137 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 169.9MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1926.54ms. Allocated memory was 169.9MB in the beginning and 264.2MB in the end (delta: 94.4MB). Free memory was 93.1MB in the beginning and 182.2MB in the end (delta: -89.1MB). Peak memory consumption was 51.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.26ms. Allocated memory is still 264.2MB. Free memory was 182.2MB in the beginning and 178.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.05ms. Allocated memory is still 264.2MB. Free memory was 178.0MB in the beginning and 175.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 257.65ms. Allocated memory is still 264.2MB. Free memory was 175.9MB in the beginning and 163.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 731.95ms. Allocated memory is still 264.2MB. Free memory was 162.3MB in the beginning and 128.8MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Witness Printer took 3.87ms. Allocated memory is still 264.2MB. Free memory is still 128.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1841]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1849. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1849] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1849] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1850] CALL CWE190_Integer_Overflow__int_max_square_31_bad() [L1834] int data; [L1835] data = 0 [L1836] data = 0x7fffffff [L1838] int dataCopy = data; [L1839] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1841] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1841]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 19 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 19 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 29 NumberOfCodeBlocks, 29 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-20 20:27:58,154 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 19a40150524281b8bb9e92fb59a7b4e4d56a8325f06fd8af53383ba58042671a --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m [2024-11-20 20:28:00,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-20 20:28:00,461 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2024-11-20 20:28:00,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-20 20:28:00,469 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-20 20:28:00,470 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-11-20 20:28:00,496 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-20 20:28:00,496 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-20 20:28:00,497 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-20 20:28:00,497 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-20 20:28:00,500 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-20 20:28:00,500 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-20 20:28:00,501 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-20 20:28:00,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-20 20:28:00,501 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-20 20:28:00,503 INFO L153 SettingsManager]: * Use SBE=true [2024-11-20 20:28:00,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-20 20:28:00,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-20 20:28:00,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-20 20:28:00,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-20 20:28:00,506 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-20 20:28:00,506 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-20 20:28:00,506 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-20 20:28:00,507 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-20 20:28:00,507 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-20 20:28:00,507 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-20 20:28:00,507 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-20 20:28:00,508 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-20 20:28:00,508 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-20 20:28:00,508 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-20 20:28:00,508 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-20 20:28:00,508 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-20 20:28:00,509 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-20 20:28:00,509 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-20 20:28:00,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 20:28:00,509 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-20 20:28:00,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-20 20:28:00,510 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-20 20:28:00,510 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-20 20:28:00,513 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-20 20:28:00,514 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-20 20:28:00,514 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-20 20:28:00,514 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-20 20:28:00,514 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-20 20:28:00,514 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19a40150524281b8bb9e92fb59a7b4e4d56a8325f06fd8af53383ba58042671a [2024-11-20 20:28:00,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-20 20:28:00,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-20 20:28:00,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-20 20:28:00,808 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-20 20:28:00,809 INFO L274 PluginConnector]: CDTParser initialized [2024-11-20 20:28:00,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i [2024-11-20 20:28:02,506 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-20 20:28:02,838 INFO L384 CDTParser]: Found 1 translation units. [2024-11-20 20:28:02,839 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_31_bad.i [2024-11-20 20:28:02,865 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aad15b61f/412d652dc992463ea1333d1ff005f31a/FLAG688648341 [2024-11-20 20:28:03,074 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aad15b61f/412d652dc992463ea1333d1ff005f31a [2024-11-20 20:28:03,076 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-20 20:28:03,078 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-20 20:28:03,081 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-20 20:28:03,081 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-20 20:28:03,085 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-20 20:28:03,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:28:03" (1/1) ... [2024-11-20 20:28:03,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4909bf56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:03, skipping insertion in model container [2024-11-20 20:28:03,086 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 08:28:03" (1/1) ... [2024-11-20 20:28:03,133 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-20 20:28:04,123 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 20:28:04,136 INFO L200 MainTranslator]: Completed pre-run [2024-11-20 20:28:04,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-20 20:28:04,408 INFO L204 MainTranslator]: Completed translation [2024-11-20 20:28:04,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04 WrapperNode [2024-11-20 20:28:04,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-20 20:28:04,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-20 20:28:04,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-20 20:28:04,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-20 20:28:04,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,443 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,464 INFO L138 Inliner]: procedures = 940, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 41 [2024-11-20 20:28:04,465 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-20 20:28:04,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-20 20:28:04,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-20 20:28:04,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-20 20:28:04,473 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,473 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,478 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,490 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-20 20:28:04,490 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,490 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,495 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,498 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,501 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-20 20:28:04,502 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-20 20:28:04,502 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-20 20:28:04,502 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-20 20:28:04,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (1/1) ... [2024-11-20 20:28:04,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-20 20:28:04,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-20 20:28:04,528 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-20 20:28:04,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-20 20:28:04,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-20 20:28:04,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-20 20:28:04,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-20 20:28:04,587 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-20 20:28:04,587 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-20 20:28:04,704 INFO L238 CfgBuilder]: Building ICFG [2024-11-20 20:28:04,706 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-20 20:28:07,247 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-20 20:28:07,247 INFO L287 CfgBuilder]: Performing block encoding [2024-11-20 20:28:07,275 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-20 20:28:07,276 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-20 20:28:07,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:28:07 BoogieIcfgContainer [2024-11-20 20:28:07,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-20 20:28:07,278 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-20 20:28:07,278 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-20 20:28:07,283 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-20 20:28:07,283 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 08:28:03" (1/3) ... [2024-11-20 20:28:07,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51cdec4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:28:07, skipping insertion in model container [2024-11-20 20:28:07,284 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 08:28:04" (2/3) ... [2024-11-20 20:28:07,284 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51cdec4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 08:28:07, skipping insertion in model container [2024-11-20 20:28:07,285 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:28:07" (3/3) ... [2024-11-20 20:28:07,286 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_max_square_31_bad.i [2024-11-20 20:28:07,301 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-20 20:28:07,301 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-20 20:28:07,357 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-20 20:28:07,364 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5830f291, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-20 20:28:07,365 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-20 20:28:07,368 INFO L276 IsEmpty]: Start isEmpty. Operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-20 20:28:07,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-20 20:28:07,374 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 20:28:07,374 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 20:28:07,375 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-20 20:28:07,379 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 20:28:07,380 INFO L85 PathProgramCache]: Analyzing trace with hash 80251503, now seen corresponding path program 1 times [2024-11-20 20:28:07,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-20 20:28:07,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1324520084] [2024-11-20 20:28:07,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 20:28:07,391 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-20 20:28:07,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-20 20:28:07,396 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-20 20:28:07,397 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-20 20:28:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-20 20:28:07,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-20 20:28:07,517 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-20 20:28:07,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-20 20:28:07,558 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-20 20:28:07,559 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-20 20:28:07,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1324520084] [2024-11-20 20:28:07,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1324520084] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-20 20:28:07,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-20 20:28:07,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-20 20:28:07,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151310971] [2024-11-20 20:28:07,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-20 20:28:07,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-20 20:28:07,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-20 20:28:07,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-20 20:28:07,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 20:28:07,583 INFO L87 Difference]: Start difference. First operand has 19 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-20 20:28:07,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-20 20:28:07,653 INFO L93 Difference]: Finished difference Result 23 states and 24 transitions. [2024-11-20 20:28:07,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-20 20:28:07,660 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-11-20 20:28:07,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-20 20:28:07,667 INFO L225 Difference]: With dead ends: 23 [2024-11-20 20:28:07,668 INFO L226 Difference]: Without dead ends: 11 [2024-11-20 20:28:07,670 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-20 20:28:07,672 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 1 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-20 20:28:07,673 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 17 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-20 20:28:07,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2024-11-20 20:28:07,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2024-11-20 20:28:07,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-20 20:28:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2024-11-20 20:28:07,696 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2024-11-20 20:28:07,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-20 20:28:07,697 INFO L471 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2024-11-20 20:28:07,697 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-20 20:28:07,697 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2024-11-20 20:28:07,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-20 20:28:07,698 INFO L207 NwaCegarLoop]: Found error trace [2024-11-20 20:28:07,698 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-20 20:28:07,703 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-20 20:28:07,898 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-20 20:28:07,899 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2024-11-20 20:28:07,899 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-20 20:28:07,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1807170657, now seen corresponding path program 1 times [2024-11-20 20:28:07,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-20 20:28:07,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1847244643] [2024-11-20 20:28:07,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-20 20:28:07,900 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-20 20:28:07,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-20 20:28:07,904 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-20 20:28:07,905 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-20 20:28:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 20:28:07,970 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-20 20:28:07,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-20 20:28:08,017 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-11-20 20:28:08,017 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-20 20:28:08,019 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2024-11-20 20:28:08,020 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2024-11-20 20:28:08,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-20 20:28:08,221 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-20 20:28:08,224 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-20 20:28:08,248 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-20 20:28:08,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 08:28:08 BoogieIcfgContainer [2024-11-20 20:28:08,250 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-20 20:28:08,251 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-20 20:28:08,251 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-20 20:28:08,251 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-20 20:28:08,252 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 08:28:07" (3/4) ... [2024-11-20 20:28:08,253 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-20 20:28:08,254 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-20 20:28:08,255 INFO L158 Benchmark]: Toolchain (without parser) took 5177.17ms. Allocated memory was 71.3MB in the beginning and 123.7MB in the end (delta: 52.4MB). Free memory was 50.0MB in the beginning and 89.9MB in the end (delta: -39.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-11-20 20:28:08,255 INFO L158 Benchmark]: CDTParser took 1.01ms. Allocated memory is still 71.3MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 20:28:08,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1328.64ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 49.8MB in the beginning and 53.2MB in the end (delta: -3.5MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. [2024-11-20 20:28:08,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.11ms. Allocated memory is still 100.7MB. Free memory was 53.2MB in the beginning and 49.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-20 20:28:08,257 INFO L158 Benchmark]: Boogie Preprocessor took 35.93ms. Allocated memory is still 100.7MB. Free memory was 49.0MB in the beginning and 46.2MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 20:28:08,257 INFO L158 Benchmark]: RCFGBuilder took 2774.44ms. Allocated memory is still 100.7MB. Free memory was 46.2MB in the beginning and 68.7MB in the end (delta: -22.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-20 20:28:08,257 INFO L158 Benchmark]: TraceAbstraction took 972.73ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 67.9MB in the beginning and 90.8MB in the end (delta: -22.9MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2024-11-20 20:28:08,258 INFO L158 Benchmark]: Witness Printer took 3.52ms. Allocated memory is still 123.7MB. Free memory was 90.8MB in the beginning and 89.9MB in the end (delta: 950.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-20 20:28:08,260 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01ms. Allocated memory is still 71.3MB. Free memory is still 43.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1328.64ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 49.8MB in the beginning and 53.2MB in the end (delta: -3.5MB). Peak memory consumption was 51.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.11ms. Allocated memory is still 100.7MB. Free memory was 53.2MB in the beginning and 49.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.93ms. Allocated memory is still 100.7MB. Free memory was 49.0MB in the beginning and 46.2MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2774.44ms. Allocated memory is still 100.7MB. Free memory was 46.2MB in the beginning and 68.7MB in the end (delta: -22.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 972.73ms. Allocated memory was 100.7MB in the beginning and 123.7MB in the end (delta: 23.1MB). Free memory was 67.9MB in the beginning and 90.8MB in the end (delta: -22.9MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. * Witness Printer took 3.52ms. Allocated memory is still 123.7MB. Free memory was 90.8MB in the beginning and 89.9MB in the end (delta: 950.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1841]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of large string literal at line 1849. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1849] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1414] COND TRUE line != ((void *)0) [L1849] RET printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1850] CALL CWE190_Integer_Overflow__int_max_square_31_bad() [L1834] int data; [L1835] data = 0 [L1836] data = 0x7fffffff [L1838] int dataCopy = data; [L1839] int data = dataCopy; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=2147483647, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1841] data * data VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1841]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 19 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 37 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-20 20:28:08,315 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample